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Apparatus and method for making a stamp
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Patent number 4,714,957
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Issue date Dec 22, 1987
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Matsushita Electric Industrial Co., Ltd.
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Hiroji Takano
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Laminated core producing apparatus
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Patent number 4,524,507
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Issue date Jun 25, 1985
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Matsushita Electric Industrial Co., Ltd.
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Yoshihumi Hara
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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Component mounting apparatus
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Patent number 4,218,817
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Issue date Aug 26, 1980
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Matsushita Electric Industrial Co., Ltd.
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Hiroji Takano
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H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR